public static async Task UpdatePlaylist(IPlaylist playlist, IChannel selectedChannel)
{
switch (playlist.Site)
{
case SiteType.YouTube:
HashSet <string> dbids = selectedChannel.ChannelItems.Select(x => x.ID).ToHashSet();
List <string> plitemsIdsNet = await YouTubeSite.GetPlaylistItemsIdsListNetAsync(playlist.ID, 0).ConfigureAwait(false);
List <string> ids = plitemsIdsNet.Where(netid => !playlist.PlItems.Contains(netid)).ToList();
if (!ids.Any())
{
return;
}
var lstInDb = new List <string>();
var lstNoInDb = new List <string>();
foreach (string id in ids)
{
if (dbids.Contains(id))
{
lstInDb.Add(id);
}
else
{
lstNoInDb.Add(id);
}
}
foreach (string id in lstInDb)
{
await db.UpdatePlaylistAsync(playlist.ID, id, selectedChannel.ID).ConfigureAwait(false);
playlist.PlItems.Add(id);
}
IEnumerable <List <string> > chanks = lstNoInDb.SplitList();
foreach (List <string> list in chanks)
{
List <VideoItemPOCO> res = await YouTubeSite.GetVideosListByIdsAsync(list).ConfigureAwait(false); // получим скопом
foreach (IVideoItem vi in res.Select(poco => VideoItemFactory.CreateVideoItem(poco, SiteType.YouTube)))
{
vi.SyncState = SyncState.Added;
if (vi.ParentID == selectedChannel.ID)
{
selectedChannel.AddNewItem(vi);
await db.InsertItemAsync(vi).ConfigureAwait(false);
await db.UpdatePlaylistAsync(playlist.ID, vi.ID, selectedChannel.ID).ConfigureAwait(false);
}
else
{
selectedChannel.ChannelItems.Add(vi);
}
playlist.PlItems.Add(vi.ID);
}
}
break;
}
}
public static async Task <IEnumerable <IVideoItem> > GetChannelItemsNetAsync(IChannel channel, int maxresult)
{
var lst = new List <IVideoItem>();
SiteType site = channel.Site;
IEnumerable <VideoItemPOCO> res;
switch (site)
{
case SiteType.YouTube:
res = await YouTubeSite.GetChannelItemsAsync(channel.ID, maxresult).ConfigureAwait(true);
break;
case SiteType.Tapochek:
res = await CommonFactory.CreateTapochekSite().GetChannelItemsAsync(channel, maxresult).ConfigureAwait(false);
break;
default:
throw new Exception(EnumHelper.GetAttributeOfType(channel.Site) + " is not implemented yet");
}
lst.AddRange(res.Select(poco => VideoItemFactory.CreateVideoItem(poco, site)));
return(lst);
}
private static async Task InsertNewItems(IEnumerable <string> trueIds,
IChannel channel,
string playlistId = null,
ICollection <string> dbIds = null,
Action <IVideoItem, object> stateAction = null)
{
List <VideoItemPOCO> res = await YouTubeSite.GetVideosListByIdsAsync(trueIds).ConfigureAwait(true); // получим скопом
IEnumerable <IVideoItem> result =
res.Select(poco => VideoItemFactory.CreateVideoItem(poco, channel.Site, false, SyncState.Added))
.Reverse()
.Where(vi => vi.ParentID == channel.ID)
.ToList();
await db.InsertChannelItemsAsync(result).ConfigureAwait(false);
foreach (IVideoItem vi in result)
{
channel.AddNewItem(vi);
stateAction?.Invoke(vi, SyncState.Added);
if (playlistId != null)
{
await db.UpdatePlaylistAsync(playlistId, vi.ID, channel.ID).ConfigureAwait(false);
}
if (dbIds == null)
{
continue;
}
if (!dbIds.Contains(vi.ID))
{
dbIds.Add(vi.ID);
}
}
}
public static IChannel CreateChannel(ChannelPOCO poco, string dirPath = null)
{
SiteType site = poco.Site;
IChannel channel = null;
switch (site)
{
case SiteType.YouTube:
channel = new YouChannel
{
ID = poco.ID,
Title = poco.Title,
SubTitle = poco.SubTitle, // .WordWrap(80);
Thumbnail = poco.Thumbnail,
CountNew = poco.Countnew,
UseFast = poco.UseFast
};
if (poco.Items != null)
{
foreach (VideoItemPOCO item in poco.Items)
{
channel.AddNewItem(VideoItemFactory.CreateVideoItem(item, site));
}
}
if (poco.Playlists != null)
{
foreach (PlaylistPOCO playlist in poco.Playlists)
{
channel.ChannelPlaylists.Add(PlaylistFactory.CreatePlaylist(playlist, site));
}
}
break;
case SiteType.RuTracker:
channel = null;
break;
case SiteType.Tapochek:
channel = null;
break;
}
if (channel == null)
{
throw new Exception(poco.ID);
}
if (dirPath != null)
{
channel.DirPath = dirPath;
}
channel.ChannelItemsCollectionView = CollectionViewSource.GetDefaultView(channel.ChannelItems);
return(channel);
}
public static async void FillChannelItemsFromDbAsync(IChannel channel, int basePage, List <string> excepted = null)
{
List <VideoItemPOCO> items =
await Task.Run(() => db.GetChannelItemsBaseAsync(channel.ID, basePage, excepted)).ConfigureAwait(true);
foreach (VideoItemPOCO poco in items)
{
IVideoItem vi = VideoItemFactory.CreateVideoItem(poco, channel.Site);
vi.IsHasLocalFileFound(channel.DirPath);
channel.AddNewItem(vi, false, false);
}
channel.RefreshView("Timestamp");
}